googlewebmastercentral.blogspot.co.uk/2009/02/specify-your-c...

Carpe diem on any duplicate content worries: we now support a format that allows you to publicly specify your preferred version of a URL. If yo ...

searchenginewatch.com/sew/opinion/2066270/the-canonical-tag-...

How the very useful rel=canonical tag solves many common SEO problems that exist around duplicate content issues.

support.google.com/webmasters/answer/139066

This article describes how you can use canonical URLs to improve link and ranking signals for content available through multiple URL structures or via syndication.

www.mattcutts.com/blog/rel-canonical-html-head/

I answered an interesting rel=canonical question over email today and thought I’d blog about it. If you’re not familiar with rel=canonical read these pages first. Then watch this video about rel=canonical vs. 301s, especially the second hal ...

www.concept-br.de/blog/canonical-tag-for-joomla/

Joomla unfortunately has no built-in-function for setting the canonical tag. We have to get the right seo link from the menu items and set it manually.

We coded a small PHP script which uses the Joomla-API to get the seo link from the currently ...

www.metatags.info/rel_canonical

By adding the rel=canonical tag you inform the spiders which page is the main page if you have double content.

www.youtube.com/watch?v=zW5UL3lzBOA

Hey Matt. I had a lingering question about using rel=canonical vs. 301 redirects. It takes longer for Google to find the rel=canonical pages but 301 redirects seem to lose impact (link juice) over time. Is there similar churn with rel=canonical? Sam Cr ...

thecustomizewindows.com/2011/06/dublin-core-google-seo/

What is Dublin core? Does Google reads Dublin core? Has Dublin core any effect on SEO? Here are the answers.

www.joomla-tips.org/joomla-seo/joomla-seo-with-dublin-core.h...

sing Dublin Core Metadata for Search Engine Optimization is a practice often overlooked by Joomla (and non-Joomla) webmasters and self-proclaimed SEO gurus alike. Bad enough, because embedding Dublin Core metadata elements in your web pages provides a ...

en.wikipedia.org/wiki/Dublin_Core

The Dublin Core Schema is a small set of vocabulary terms that can be used to describe web resources (video, images, web pages, etc.), as well as physical resources such as books or CDs, and objects like artworks.[1] The full set of Du ...

www.metatags.info/dublin_core_metadata_element_set

The Dublin Core Metadata Initiative is an open organization engaged in the development of interoperable online metadata standards that support a broad range of purposes and business models.